My wife and I have a 3 year-old son. This means we have watched Frozen a lot. We’ve watched it so often that I now become very passionate when I describe the differences in the versions of “Let It Go” ...

Just because a food item may be frozen when you buy it, that doesn't mean it wasn't thawed and refrozen somewhere along the line. A new self-powered sensor, however, would change color to let you know ...